Camera system for communicating information related to user authorization and image data over a radio communication system

ABSTRACT

An information processing system, such as a camera system, includes a radio communication system and an information appliance (such as a camera) communicable with the radio communication system within a predetermined distance. The information appliance includes an image pickup for obtaining image data by photographing a subject, a storing part for storing information peculiar to a user of the information appliance, a radio communication part for transmitting a predetermined radio signal and for reading information from the radio communication system, and an authorization part for authorizing the user by collating information from the radio communication system read at the radio communication part with stored information peculiar to the user. The radio communication system includes storage for storing predetermined information and a transmission part for receiving a radio signal generated at the information appliance and for transmitting the stored predetermined signal as a radio signal.

CROSS-REFERENCE TO RELATED APPLICATIONS

The present application is a Divisional of U.S. application Ser. No.09/604,352, filed Jun. 27, 2000, issued as U.S. Pat. No. 6,961,540,which is based upon and claims the benefit of priority from the priorJapanese Patent Application No. 11-181599, filed Jun. 28, 1999, theentire contents of which are incorporated herein by reference.

BACKGROUND OF THE INVENTION

The present invention relates to an information processing system and acamera system, and more particularly to an information processing systemcomprising a radio (or wireless) communication terminal and aninformation appliance communicable with the radio communicationterminal, for example, within a predetermined distance, such as aboutone meter, and a camera system comprising a radio (or wireless)communication medium and a camera communicable with the radiocommunication medium within a predetermined distance wherein eachinformation processing system and camera system authorizes aninformation appliance user and a camera user, or a subject, or both ofthem.

Conventionally, as methods taking photographer information in an imagephotographed by means of a camera, the method in which a password isinputted at the time of camera photographing (Jpn. Pat. Appln. KOKAIPublication No. 08-315106) and the method in which biologicalinformation, such as fingerprint information, is utilized other than apassword (Jpn. Pat. Appln. KOKAI Publication No. 05-127246) have beenproposed.

However, in the conventional methods described above, the operation inwhich a password is actually inputted is not convenient to do by thereasons that the size of a camera equipment body is small and a userinterface for inputting a password, such as a keyboard, operationbuttons, or a display device, is insufficient as characteristics of acamera as a device.

Although the problem regarding a user interface can be cleared in themethod in which biological information is employed, a problem exists inwhich an analysis means for authorizing a camera user and various kindsof data therefor have to be taken into a camera, thereby resulting ingreat difficulty in the realization in terms of mounting.

This type of problem is also derived in an information processing systemcomprising a radio communication terminal and an information appliancecommunicable with the radio communication terminal, for example, withina predetermined distance, such as about one meter, and a camera systemcomprising a radio communication medium and a camera communicable withthe radio communication medium within a predetermined distance whereineach information processing system and camera system authorizes aninformation appliance user and a camera user, or a subject, or both ofthem.

Keeping the point mentioned above in mind, it is a problem of thepresent invention to propose a method in which a user can perform theprocess for authorizing an information appliance user and a camera user,or a subject, or both of them through a simple operation and by whichmounting in a camera can be easily executed.

BRIEF SUMMARY OF THE INVENTION

The present invention is developed concerning the above mentionedcircumstances, and it is an object of the present invention to providean information processing system comprising a radio communicationterminal and an information appliance communicable with the radiocommunication terminal within a predetermined distance and a camerasystem comprising a radio communication medium and a camera communicablewith the radio communication medium within a predetermined distancewherein each information processing system and camera system authorizesan information appliance user and a camera user, a subject, or both ofthem.

(1) In order to achieve the above described object, according to oneembodiment of the present invention, provided is an informationprocessing system comprising a radio communication terminal and aninformation appliance communicable with the radio communication terminalwithin a predetermined distance, the information appliance comprising: astoring part for storing information peculiar to a user of theinformation appliance; a radio communication part for readinginformation from the radio communication terminal; and an authorizationpart for authorizing the user of the information appliance by collatinginformation from the radio communication terminal read at the radiocommunication part with information peculiar to the user of theinformation appliance stored in the storing part, and the radiocommunication terminal comprising a storing part for storingpredetermined information and a transmission part for receiving a radiosignal transmitted from the information appliance and transmitting thepredetermined information stored in the storing part as a radio signal.

(2) In order to achieve the above described object, according to anotherembodiment of the present invention, provided is a camera systemcomprising a radio communication medium and a camera communicable withthe radio communication medium within a predetermined distance, thecamera comprising: an image pickup part for obtaining image data byphotographing a subject; a storing part for storing information peculiarto a user of the camera; a radio communication medium reading part fortransmitting a predetermined radio signal and reading information fromthe radio communication medium; an authorization part for authorizingthe camera user by collating information read at the radio communicationmedium reading part with the camera user's own information stored in thestoring part; and a record part for recording information related to thecamera user authorized at the authorization part while connecting theinformation related to the camera user with the image data photographedat the image pickup part, and the radio communication medium comprisinga storing part for storing predetermined information and a transmissionpart for receiving the predetermined radio signal transmitted from theradio communication medium reading part of the camera and transmittingthe predetermined information stored in the storing part as a radiosignal.

(3) Further, in order to achieve the above described object, accordingto another embodiment of the present invention, provided is a camerasystem comprising a radio communication medium in the side of a subjectand a camera communicable with the radio communication medium within apredetermined distance, the camera comprising: an image pickup part forobtaining image data by photographing the subject; a radio communicationmedium reading part for transmitting a predetermined radio signal andreading information from the radio communication medium; an informationmaintenance part for temporarily maintaining information from the radiocommunication medium of the subject side read at the radio communicationmedium reading part as information peculiar to the subject; and aninformation record part for recording, while relating to a file of imagedata photographed, information peculiar to the subject maintained in theinformation maintenance part when an image is photographed employing theimage pickup part, and the radio communication medium comprising astoring part for storing predetermined information containing thesubject's own information and a transmission part for receiving thepredetermined radio signal transmitted from the radio communicationmedium reading part of the camera and transmitting the predeterminedinformation stored in the storing part as a radio signal.

(4) Furthermore, in order to achieve the above described object,according to another embodiment of the present invention, provided is acamera system comprising a radio communication medium in the side of acamera user, a radio communication medium in the side of a subject, anda camera communicable with each radio communication medium within apredetermined distance, the camera comprising: an image pickup part forobtaining image data by photographing the subject; a storing part forstoring in advance information peculiar to the camera user; a subjectinformation acquisition mode setting part for setting the camera to amode for acquiring information peculiar to the subject; a radiocommunication medium reading part for transmitting a predetermined radiosignal and reading information from each radio communication medium; anauthorization part for authorizing the camera user by collatinginformation from the radio communication medium of the camera user sideread at the radio communication medium reading part with the camerauser's own information stored in the storing part; an informationmaintenance part for temporarily maintaining information from the radiocommunication medium of the subject side read at the radio communicationmedium reading part as information peculiar to the subject; and aninformation record part for recording, while relating to a file of imagedata photographed, the subject's own information maintained in theinformation maintenance part along with information related to thecamera user authorized at the authorization part when an image isphotographed employing the image pickup part in the case in which thesubject information acquisition mode is set employing the subjectinformation acquisition mode setting part, and each the radiocommunication medium comprising a storing part for storing predeterminedinformation containing the camera user's own information or thesubject's own information and a transmission part for receiving thepredetermined radio signal transmitted from the radio communicationmedium reading part of the camera and transmitting the predeterminedinformation stored in the storing part as a radio signal.

(5) Moreover, in order to achieve the above described object, accordingto another embodiment of the present invention, provided is the camerasystem of any one of (2) to (4) described above, wherein the camerafurther comprises: a radio communication medium writing part; a randomnumber generating part; an updating part for updating the camera user'sown information stored in the storing part; and a processing part forperforming a series of processing in which random numbers generated bythe random number generating part are obtained, information based on therandom numbers is transmitted to the radio communication medium side forbeing recorded in the radio communication medium, employing the radiocommunication medium writing part, and the camera user's own informationstored in the storing part is updated, employing the updating part whenthe camera user is authorized by the authorization part.

Additional objects and advantages of the invention will be set forth inthe description which follows, and in part will be obvious from thedescription, or may be learned by practice of the invention. The objectsand advantages of the invention may be realized and obtained by means ofthe instrumentalities and combinations particularly pointed outhereinafter.

BRIEF DESCRIPTION OF THE SEVERAL VIEWS OF THE DRAWING

The accompanying drawings, which are incorporated in and constitute apart of the specification, illustrate presently preferred embodiments ofthe invention, and together with the general description given above andthe detailed description of the preferred embodiments given below, serveto explain the principles of the invention.

FIGS. 1A, 1B, 1C are schematic views for explaining an outline of ainformation processing system according to the first embodiment of thepresent invention.

FIGS. 2A, 2B are schematic views for explaining an outline of a camerasystem according to the second embodiment of the present invention.

FIG. 3 is a block diagram showing a constitution of the informationprocessing system according to the first embodiment of the presentinvention.

FIG. 4 is a block diagram showing the constitution of a first concreteexample of a camera system according to the second embodiment of thepresent invention.

FIG. 5A is a view showing an example of a camera user's own informationlist stored in a user information storing part 14 of the side of acamera 301 of a camera system according to the second embodiment of thepresent invention.

FIG. 5B is a view showing an example of the camera user's ownauthorization information of the user ID=1 of FIG. 5A stored in anon-contact IC card as a radio communication medium 303.

FIG. 6 is a block diagram showing the constitution of a second concreteexample of a camera system according to the second embodiment of thepresent invention.

FIG. 7 is a view diagrammatically showing a series of processing flow ofthe second concrete example of the camera system according to the secondembodiment of the present invention.

FIG. 8A is a view showing an example of a camera user's own informationlist stored in the user information storing part 14 of the camera 301side and a camera's serial number corresponding to the camera user's owninformation of a camera system according to the second embodiment of thepresent invention.

FIG. 8B is a view showing an example of the serial number of the cameracorresponding to the camera user's own information of the user ID=1 ofFIG. 8A recorded in the non-contact IC card as the radio communicationmedium 303.

FIG. 8C is a view showing an example of the serial number of the cameracorresponding to the camera user's own information stored in thenon-contact IC card.

FIG. 9A is a view showing an example of a camera user's own informationlist stored in the user information storing part 14 of the camera 301side and group's own information corresponding to the camera user's owninformation of a camera system according to the second embodiment of thepresent invention.

FIG. 9B is a view showing an example of the group's own informationcorresponding to the camera user's own information of the user ID=1 ofFIG. 9A recorded in the non-contact IC card as the radio communicationmedium 303.

FIG. 10 is a schematic view for explaining an outline of a camera systemaccording to the third embodiment of the present invention.

FIG. 11 is a schematic view for explaining another example of a camerasystem according to the third embodiment of the present invention.

FIG. 12 is a block diagram showing a constitution of an informationprocessing system according to the third embodiment of the presentinvention.

DETAILED DESCRIPTION OF THE INVENTION

Reference will now be made in detail to the presently preferredembodiments of the invention as illustrated in the accompanyingdrawings, in which like reference numerals designate like orcorresponding parts.

In the following, embodiments according to the present invention will beexplained referring to drawings.

FIG. 1 is a schematic view for explaining an outline of an informationprocessing system according to the first embodiment of the presentinvention.

That is, FIG. 1A exemplifies an information processing system 100performing information processing by a radio communication (e.g.,BlueTooth, IrDA employing an infrared ray, PHS/radio wave for a portabletelephone or the like) between a transmission/reception part 101 a of aradio communication of an information appliance 101, for example, suchas a stationary type personal computer (PC), and a radio communicationterminal 103 that a user 102 carries.

FIG. 1B exemplifies an information processing system 200 performinginformation processing by a radio communication between atransmission/reception part 201 a of a radio communication of aninformation appliance 201, for example, such as a camera, and a radiocommunication terminal 203 that a user 202 carries.

FIG. 1C shows a flow of a performing procedure of the informationprocessing by the information processing system 100 or 200 as describedabove along a time base.

Suppose that the user 201 or 202 carrying the radio communicationterminal 103 or 203 approaches the information appliance 101 or 201while transmitting an information readout request from thetransmission/reception part 101 a or 201 a of the radio communication isrepeated as processing in the side of the information appliance 101 or201.

Then, as processing in the side of the radio communication terminal 103or 203, the information readout request is received so as to transmitinformation appliance user's own information (e.g., a telephone numberor the like).

Next, as processing in the side of the information appliance 101 or 201,the information appliance user's own information is received so as toperform a collation process for authorizing whether or not the user 102or 202 is the true person, and according to the result of the collationprocess, the process of allowing use or rejecting use of the informationappliance 101 or 201 is performed.

FIGS. 2A, 2B are schematic views for explaining an outline of a camerasystem according to the second embodiment of the present invention.

That is, FIG. 2A exemplifies a camera system 300 performing anauthorization processing by a radio communication between a radiocommunication medium 301, such as a non-contact IC card that a user 302carries, and a camera 303 with a user authorization function, forexample, within a predetermined distance, such as about one meter.

In this case, there are a rod type, a button type, a ring type, or thelike as a non-contact tag of the radio communication medium 301 otherthan the non-contact IC card.

FIG. 2B exemplifies the case in which the user 302 carries the radiocommunication medium 301, such as the non-contact IC card, in the statein which the user 302 puts the radio communication medium in his walletinside his pocket of trousers. However, carrying condition is notlimited to this, and the user 302 may stores the radio communicationmedium 301 by a non-contact tag or the like on a button of clothing, aring, a necktie pin, or the like.

First Embodiment

The information processing system according to the first embodiment ofthe present invention will be explained using FIG. 3.

In each drawings described below, the parts allotted to like referencenumerals have like functions.

FIG. 3 is a block diagram showing a constitution of the informationprocessing system according to the first embodiment of the presentinvention.

That is, the information processing system 100 is constituted of theinformation appliance 101, a storage medium 104 of an outer part, andthe radio communication terminal 103 radio communicating with theinformation appliance 101.

The radio communication between the information appliance 101 and theradio communication terminal 103 is performed via each antenna part 17and 57.

The information appliance 101 is constituted of a GUI part 80, a filecreating part 2, a header information creating part 3, a fixed disk 70,an image display part 5, a user interface part 6, a control part 7, aprocessor part 8, a working memory part 9, a program ROM part 10, afiling management part 11, a storage medium control part 12, anauthorization is information part 13, a user information storing part14, an authorization processing part 15, and a radio communicationterminal reading part 16, each connected to the antenna part 17 via aninternal bus.

The radio communication terminal 103 is constituted of a memory part581, a control part 582, a voice input part 59, a voice output part 60,and a user operation part 61, each connected to the antenna part 57 viaan internal bus.

In this case, in order to enable radio communication between theinformation appliance 101 and the radio communication terminal 103within a predetermined distance, such as about one meter, a communicabledistance can be adjusted by, for example, a method employing a standard,such as BlueTooth employing 2.45 GHz band, that is a micro wave, or IrDAemploying an infrared ray.

The working memory part 9 is a memory for buffering the data transmittedfrom the radio communication terminal reading part 16 or the like viathe antenna part 17 and the data in a halfway step of every kind ofprocessing and loading a program stored in the program ROM part 10.

The control part 7 is a part controlling an entire processing of theinformation appliance 101.

That is, according to the constitution of the information processingsystem 100, provided is the information processing system characterizedin that said system comprising the radio communication terminal 103 andthe information appliance 101 communicable with the radio communicationterminal, for example, within a predetermined distance, such as aboutone meter, wherein the information appliance 101 comprises the userinformation storing part 14 as a storing part storing the informationappliance user's own information, the antenna part 17 and the radiocommunication terminal reading part 16 as a radio communication part forreading information from the radio communication terminal 103, and theauthorization information part 13 and the authorization processing part15 as an authorization part for authorizing the user by collatinginformation from the radio communication terminal 103 read at theantenna part 17 and the radio communication terminal reading part 16 asthe radio communication part with the information appliance user's owninformation stored in the user information storing part 14 as thestoring part, and radio communication terminal 103 comprises the memorypart 581 as a storing part for storing predetermined information and theantenna part 57 and the control part 582 as a transmission part forreceiving a radio signal transmitted from the information appliance 101and transmitting the predetermined information stored in the memory part581 as the storing part as a radio signal.

By the information processing system 100 like the above, informationprocessing can be performed through a flow of the procedure as shown inFIG. 1A.

Suppose that the user 201 or 202 carrying the radio communicationterminal 103 approaches the information appliance 101 while transmittingthe information readout request from the antenna part 17 as thetransmission/reception part 101 a of the radio communication is repeatedas processing in the side of the information appliance 101.

Then, as processing in the side of the radio communication terminal 103,the information readout request is received at the antenna part 57 so asto read and transmit predetermined information of the informationappliance user's own information (e.g., a telephone number or the like)from the memory part 581 as the storing part for storing thepredetermined information of the information appliance user's owninformation (e.g., a telephone number or the like) by control of thecontrol part 582.

Next, as processing in the side of the information appliance 101, by theprocessing of the authorization information part 13 and theauthorization processing part 15 as the authorization part forauthorizing the user by collating the information from the radiocommunication terminal 103 read at the antenna part 17 and the radiocommunication terminal reading part 16 as the radio communication partwith the information appliance user's own information stored in the userinformation storing part 14 as the storing part, the informationappliance user's own information is received so as to perform acollation process for authorizing whether or not the user 102 is thetrue person, and according to the result of the collation process, theprocess of allowing use or rejecting use of the information appliance101 is performed.

In a concrete information processing system, in a user authorizationsystem employing a portable telephone, a PHS, or the like, a telephonenumber is used as the user's own information.

That is, characterized is that the radio communication terminal may be aportable telephone, the information appliance user's own information maybe a telephone number, the telephone number differs for each user, andthat the portable telephone hereafter can be a part for specifying anindividual is utilized.

In a concrete information processing system, when a camera or the likeas an information appliance is concerned, since there is, of course, nokey board, a mouse, or the like, inputting a code number is difficult ifonly a camera is used. Thus, the code number is inputted by employingpush buttons of the portable telephone, and further by using acommunication function.

That is, the radio communication terminal is characterized in that thecode number, in addition to the information appliance user's owninformation, is transmitted, employing an operation part (push buttonsor the like) of the portable telephone.

According to a concrete example of an information processing systemaccording to the first embodiment of the present invention describedabove, provided is a information processing system characterized in thatthe radio communication terminal reading part 16 as the radiocommunication terminal reading part of the information appliance 101 hasa means by which a directivity of an electromagnetic wave transmitted ismade high.

Through the information processing system like this, a misoperation,such as a response of the radio communication terminal 103 of anadjacent person, can be prevented by making the electromagnetic wavetransmitted in a predetermined direction without spread in variousdirections by making the directivity of the electromagnetic wavetransmitted by the radio communication terminal reading part 16 as theradio communication terminal reading part high.

Second Embodiment

Next, a camera system according to the second embodiment of the presentinvention will be explained employing FIGS. 4 to 9A, 9B.

In each drawings described below, the parts allotted to like referencenumerals have like functions.

FIG. 4 is a block diagram showing the constitution of a first concreteexample of the camera system according to the second embodiment of thepresent invention.

That is, this camera system 300 is constituted of the camera 301, thestorage medium 104 of the outer part, and the radio communication medium303 radio communicating with the camera 301.

Radio communication between the camera 301 and the radio communicationmedium 303 is performed via each antenna part 17 and 57.

The camera 301 is constituted of an image pickup part 1, the filecreating part 2, the header information creating part 3, an image memorypart 4, the image display part 5, the user interface part 6, the controlpart 7, the processor part 8, the working memory part 9, the program ROMpart 10, the filing management part 11, the storage medium control part12, the authorization information part 13, the user information storingpart 14, the authorization processing part 15, and a radio communicationmedium reading part 16 a, each connected to the antenna part 17 via aninternal bus.

The radio communication medium 303 is constituted of the memory part 581and the control part 582, each connected to the antenna part 57 via aninternal bus.

In this case, in order to enable radio communication between the camera301 and the radio communication medium 303 within a predetermineddistance, such as about one meter, there is a method employing anon-contact IC (e.g., ISO/IEC14443 or ISO/IEC15693) employing a longwavelength band or the frequency band of 13.56 MHz, or a standard, suchas BlueTooth employing 2.45 GHz band, that is a micro wave, or IrDAemploying an infrared ray.

In the case of the non-contact IC utilizing an electromagneticinduction, in the method in which a standard, such as BlueToothemploying 2.45 GHz band, that is a micro wave, or IrDA employing aninfrared ray, is employed, the communicable distance can be adjusted byalso making the number of turns of a coil of communication antenna of apart where the information of the radio communication medium (terminal)is read and written an appropriate number.

The working memory part 9 is a memory for buffering data transmittedfrom the radio communication terminal reading part 16 or the like viathe antenna part 17 and data in a halfway step of every kind ofprocessing and loading a program stored in the program ROM part 10.

The control part 7 is a part for controlling an entire processing of thecamera 301.

That is, according to the constitution of the camera system 300,provided is the camera system characterized in that said systemcomprises a radio communication medium 303 and the camera 301communicable with the radio communication medium 303, for example,within a predetermined distance, such as about one meter, wherein thecamera 301 comprises the image pickup part 1 for obtaining image data byphotographing a subject, the user information storing part 14 as astoring part for storing in advance the camera user's own information,the radio communication medium reading part 16 a for transmitting apredetermined radio signal via the antenna part 17 and readinginformation from the radio communication medium 301 via the antenna part17, the authorization information part 13 and the authorizationprocessing part 15 as an authorization part for authorizing the camerauser by collating information read at the radio communication mediumreading part 16 a with the camera user's own information stored in theuser information storing part 14 as the storing part, and the controlpart 7 and the image memory part 4 as a record part for recordinginformation related to the camera user authorized at the authorizationinformation part 13 and the authorization processing part 15 as theauthorization part while connecting the information related to thecamera user with the image data photographed at the image pickup part 1,and radio communication medium 303 comprises the memory part 581 as astoring part for storing predetermined information and the antenna part57 and the control part 582 as a transmission part for receiving thepredetermined radio signal transmitted from the radio communicationmedium reading part 16 a and the antenna part 17 of the camera 301 andtransmitting the predetermined information stored in the memory part 581as the storing part as a radio signal.

By the camera system 300 like the above, information processing can beperformed through a flow of the procedure as shown in FIG. 1C.

Suppose that while transmitting the information readout request from theantenna part 17 as the transmission/reception part of the radiocommunication is repeated as processing in the side of the camera 301,the information readout request is received at the radio communicationmedium terminal 303 that the user 202 of the camera 301 carries.

Then, as processing in the side of the radio communication medium 303,the information readout request is received at the antenna part 57 so asto read and transmit predetermined information of the camera user's owninformation from the memory part 581 as the storing part for storing thepredetermined information of the camera user's own information bycontrol of the control part 582.

Next, as processing in the side of the camera 301, by the processing ofthe authorization information part 13 and the authorization processingpart 15 as the authorization part for authorizing the camera user bycollating the information from the radio communication medium 303 readat the radio communication medium reading part 16 via the antenna part17 as the transmission/reception part of the radio communication withthe camera user's own information stored in the user information storingpart 14 as the storing part, the information of the camera user's owninformation is received so as to perform a collation process forauthorizing whether or not the user 202 is the true person, andaccording to the result of the collation process, the process ofallowing use or rejecting use of the camera 301 is performed.

When the user 202 is authorized as the true person at the authorizationinformation part 13 and the authorization processing part 15 as theauthorization part, the information related to the camera user isrecorded in the image memory part 4 for recording the camera user'srelated information while connecting it with the image data photographedat the image pickup part 1 by the control of the control part 7 asprocessing of allowing use of the camera 301.

FIG. 5A is a view showing an example of a camera user's own informationlist stored in the user information storing part 14 of the camera 301side.

That is, in this example, the camera user's own information(authorization information: 19dle9awkf, z2tnfower;3, Yzev8&fd2, . . .$ekfg9sde3) is stored corresponding to the users IDs (1, 2, 3, . . . n).

FIG. 5B is a view showing an example of the camera user's ownauthorization information of the user ID=1 of FIG. 5A, 19dle9awkf,recorded in a non-contact IC card as the radio communication medium 303.

FIG. 6 is a block diagram showing the constitution of a second concreteexample of the camera system according to the second embodiment of thepresent invention.

That is, this camera system 300 is constituted of the camera 301, thestorage medium 104 of the outer part, and the radio communication medium303 radio communicating with the camera 301.

The radio communication between the camera 301 and the radiocommunication medium 303 is performed via each antenna part 17 and 57.

The camera 301 is constituted of an image pickup part 1, the filecreating part 2, the header information creating part 3, the imagememory part 4, the image display part 5, the user interface part 6, thecontrol part 7, the processor part 8, the working memory part 9, theprogram ROM part 10, the filing management part 11, the storage mediumcontrol part 12, the authorization information part 13, the userinformation storing part 14, the authorization processing part 15, andthe radio communication medium reading part 16 a, a radio communicationmedium writing part 18, a random number generating part 19, and a userinformation updating part 20, each connected to the antenna part 17 viaan internal bus.

The radio communication medium 303 is constituted of the memory part 581and the control part 582, each connected to the antenna part 57 via aninternal bus.

The second concrete example of the camera system is different in thatthe radio communication writing part 18, the random number generatingpart 19, and the user information updating part 20 are added to thefirst concrete example of the camera system mentioned above.

That is, according to the second concrete example of the camera system,provided is a camera system characterized in that in the first concreteexample of the camera system described above, the camera 301 furthercomprises the radio communication medium writing part 18 as a radiocommunication medium writing part, the random number generating part 19as a random number generating part, the user information updating part20 as an updating part for updating the information recorded in the userinformation storing part 14 as a storing part for storing the camerauser's own information, and the control part 7 as a processing part forperforming a series of processing in which random numbers generated bythe random number generating part 19 as the random number generatingpart are obtained, information based on the random numbers istransmitted to the side of the radio communication medium 303 for beingrecorded in the radio communication medium 303 via the antenna part 17,employing the radio communication medium writing part 18 as the radiocommunication medium writing part, and the camera user's own informationrecorded in the user information storing part 14 as the storing part forstoring the camera user's own information is updated, employing the userinformation updating part 20 as the updating part when the user 202 isauthorized as the true person by the authorization information part 13and the authorization processing part 15 as the authorization part.

FIG. 7 is a view diagrammatically showing a series of processing flow ofthe second concrete example of this camera system.

That is, before authorization processing, the camera user's owninformation (authorization information: Sasdf834kf, z2tnfower;3,Yzev8&fd2, . . . $ekfg9sde3) is stored corresponding to the users IDs(1, 2, 3, . . . n) in the user information storing part 14 of the camera301 side as one example of a camera user's own information list, and thecamera user's own authorization information of the user ID=1,Sasdf834kf, is recorded in the radio communication medium 303 that theuser carries.

During the process of authorization processing, random numbers,“Ue8ssa9351” is generated by the random number generating part 19 in theside of the camera 301.

After the authorization processing, “Ue8ssa9351” corresponding to therandom numbers generated by the random number generating part 19 of theside of the camera 301 is recorded as information after updating in theradio communication medium 303, and a list in which the user ID=1 in thecamera user's own information list is updated to “Ue8ssa9351” is storedin the user information storing part 14 in the side of the camera 301.

In the second concrete example of the camera system according to thesecond embodiment of the present invention, security can be improvedthrough a so-called one time password like method by changing the camerauser's own information as a password (information) every time the camera301 is used.

Although the case in which the so-called one time password like means isemployed is explained in order to improve the security since the IC cardin which a CPU is not provided is supposed in the present embodiment, inthe case of employing the IC card in which a CPU is provided, e.g., aSmart IC card with a code number processor, a means for improvingsecurity, such as a challenge response method which has performed in ainformation processing system which generally aims at an improvement insecurity, can be applied by providing a code number processing part evenin a camera.

According to the first and the second concrete examples of the camerasystem according to the second embodiment of the present inventiondescribed above, provided is the camera system characterized in that thecamera 301 comprises the user interface part 6 as an input part by whichthe camera user requires that the authorization processing of the camerauser is started and the control part 7 as a control part for supplyingpower to the radio communication medium reading part 16 a as the radiocommunication medium reading part when the authorization processing ofthe camera user is required through the user interface part 6 as theinput part so that the process for authorizing the camera user isperformed through the method described in the first and the secondconcrete embodiments of the camera system according to the secondembodiment of the present invention described above and finishingsupplying power to the radio communication medium reading part 16 a asthe radio communication medium reading part after a predetermined timepasses.

Through this camera system, in the case in which the radio communicationmedium 303 is a non-contact IC card, consumption reduction of a batterypower supply and energy saving can be attempted by supplying power tothe camera 301 with a non-contact IC card reader function part only atthe time of authorizing the camera user so as to usually.

That is, if the camera with the non-contact IC card reader function partis set so that electromagnetic wave is always radiated/detected, in thecase in which the non-contact IC card reader function part like this ismounted on the camera, there is a necessity that power is always turnedon, thereby causing a large amount of power consumption which is aproblem.

Therefore, as described above, in the present camera system, only whenthe user employing the camera 301 pushes the button of an operationrequirement that requires authorization processing, power is temporarilysupplied to the non-contact IC card reader function part.

In this case, various types of timing may be considered as the operationrequiring the authorization processing. For example, power is suppliedto the non-contact IC card reader function part for only a secondimmediately after the power-on of the camera 301, and if the user cannotbe authorized during this period of time, authorization may beconsidered as a failure.

Considered as other timing are that power is supplied to the non-contactIC card reader function part so as to perform the authorizationprocessing when a shutter of the image pickup part 1 of the camera 301is pressed, or a button or the like only for authorization is providedin the camera, and power is supplied to the non-contact IC card readerfunction part so as to perform the authorization processing when thebutton is pushed, or the like.

According to the first and the second concrete examples of the camerasystem according to the second embodiment of the present inventiondescribed above, provided is a camera system characterized in that thecamera 301 comprises the image memory part 4 as a record part forcreating and recording at the header information creating part 3information showing that the camera user is unclear on a header part ofimage data photographed at the image pickup part 1 of the camera 301when authorization of the camera user by the authorization processingpart 15 is failed.

By the camera system like the above, even when authorization of thecamera user is failed, photographing itself of a picture or the like bymeans of the image pickup part 1 is possible.

In this case, since photographing parson information is not added on theimage data obtained by the image pickup part 1, that the photographingis of the case in which authorization of the camera user is failed isrecognized.

According to the first and the second concrete examples of the camerasystem according to the second embodiment of the present inventiondescribed above, provided is a camera system characterized in that thecamera 301 comprises the control part 7 as a control part forcontrolling so that photographing using the camera 301 is not performeduntil authorization of the camera user succeeds by the authorizationprocessing part 15.

By the camera system like this, when authorization is failed, sincephotographing using the camera 301 cannot be executed, photographing bya wrong camera user cannot be executed.

According to the first and the second concrete examples of the camerasystem according to the second embodiment of the present inventiondescribed above, provided is a camera system characterized in that thecamera 301 comprises the authorization information part 13 as an entryprocessing and entry cancellation processing part of the camera user andthe control part 7 as a control part for controlling so that entryprocessing and entry cancellation processing can be performed by theauthorization information part 13 as the entry processing and entrycancellation processing part of the camera user only when apredetermined camera user is authorized by the authorization processingpart 15.

By the camera system like this, in the case in which the radiocommunication medium 303 is the non-contact IC card, a so-callednon-contact IC card for a system manager is prepared, and it can be madethat user entry/deletion processing or the like cannot be executed otherthan by the system manager.

In this case, substantially, in the manager side, the mode in whichallowing/rejecting use of the camera is determined according tosuccess/failure of authorization of the camera user can be chosen.

According to the first and the second concrete examples of the camerasystem according to the second embodiment of the present inventiondescribed above, provided is a camera system characterized in that thecamera 301 comprises the user interface part 6 as a switching part forselectively switching a first mode in which information showing that thecamera user is unclear on a header part of image data photographed atthe image pickup part 1 of the camera 301 is created at the headerinformation creating part 3 and recorded in the image memory part 4 asthe record part when authorization of the camera user by theauthorization processing part 15 is failed and a second mode in whichcontrol is executed by the control part 7 as the control part so thatphotographing using the camera 301 is not performed until authorizationof the camera user by the authorization processing part 15 succeeds.

By the camera system like this, either of the first mode or the secondmode in which allowing/rejecting use of the camera is determinedaccording to success/failure of authorization of the camera user can bechosen in the user side (or the manager side).

According to the first and the second concrete examples of the camerasystem according to the second embodiment of the present inventiondescribed above, provided is a camera system characterized in that thecamera system 300 contains information peculiar to the camera 301 as thecamera user's own information stored in the radio communication medium303, and the camera 301 contains the information peculiar to the camera301 as information stored in the user information storing part 14 as thestoring part for storing the camera user's own information.

By the camera system like this, in the case in which the radiocommunication medium 303 is the non-contact IC card, in order to avoidbatting with other camera's user entry information (the informationpeculiar to the user using the camera), each camera individually can bemanaged by recording also information peculiar to the camera to beregistered (e.g., camera's serial number) as information recorded in thenon-contact IC card.

FIG. 8A is a view showing an example of the camera user's owninformation list stored in the user information storing part 14 of theside of the camera 301 and a camera's serial number corresponding to thecamera user's own information of a camera system according to the secondembodiment of the present invention.

FIG. 8B is a view showing an example of the serial number of the cameracorresponding to the camera user's own information of the user ID=1 ofFIG. 8A recorded in the non-contact IC card as the radio communicationmedium 303.

In this case, as shown in FIG. 8C, if the camera serial number (123456)part is used for authorization as information peculiar to the camera tobe registered corresponding to the camera user's own information(Ks#die934), each camera individually can be managed. However, if theserial number part is not used for authorization, one non-contact ICcard can be used for authorization in a plurality of cameras.

According to the first and the second concrete examples of the camerasystem according to the second embodiment of the present inventiondescribed above, provided is a camera system characterized in that thecamera system 300 contains information peculiar to a group jointly usingthe camera 301 as the camera user's own information stored in the radiocommunication medium 303, and the camera 301 contains the informationpeculiar to the group jointly using the camera 301 as information storedin the user information storing part 14 as the storing part for storingthe camera user's own information.

By the camera system like this, setting a so-called sharing groupbecomes possible by expanding information peculiar to a user who uses acamera, and a camera (or a plurality of cameras) can be used by aplurality of users of the sharing group.

FIG. 9A is a view showing an example of a camera user's own informationlist stored in the user information storing part 14 in the side of thecamera 301 of a camera system according to the second embodiment of thepresent invention and group's own information corresponding to thecamera user's own information.

FIG. 9B is a view showing an example of the group's own informationcorresponding to the camera user's own information of the user ID=1 ofFIG. 9A recorded in the non-contact IC card as the radio communicationmedium 303.

According to the first and the second concrete examples of the camerasystem according to the second embodiment of the present inventiondescribed above, provided is a camera system characterized in that thecamera 301 comprises the control part 7 as a control part forcontrolling so that when a part of information peculiar to a group usingthe camera coincides by collating information read at the radiocommunication medium reading part 16 a as the radio communication mediumreading part with the camera user's own information stored in the userinformation storing part 14 as the storing part for storing the camerauser's own information in the authorization processing part,photographing using the camera becomes possible, and when it does notcoincide, photographing using the camera is prohibited.

By the camera system like this, at the time of authorizing a user, onlywhen information peculiar to the group in the information peculiar tothe user using the camera coincides, the camera can be used(photographing becomes possible), thereby improving convenience for agust user.

In this case, if a part other than the information peculiar to the groupin the information peculiar to the user using the camera (i.e.,information peculiar to a specific user using the camera) does notcoincide, information showing that the photographer is not clear isrecorded on the header of the image data as described above.

According to the first and the second concrete examples of the camerasystem according to the second embodiment of the present inventiondescribed above, provided is a camera system characterized in that thecamera 301 comprises a control part for controlling so that thedirectivity of the electromagnetic wave transmitted from the radiocommunication medium reading part 16 a as the radio communication mediumreading part becomes high.

By the camera system like this, by making the directivity of theelectromagnetic wave transmitted from the radio communication mediumreading part 16 a as the radio communication medium reading part high sothat the electromagnetic wave does not spread in various directions andtransmits in a specific direction, a misoperation, such as a response ofthe radio communication medium 303 of an adjacent person, can beprevented.

Third Embodiment

Next, a camera system according to the third embodiment of the presentinvention will be explained employing FIGS. 10 to 12.

FIG. 10 is a schematic view for explaining an outline of a camera systemaccording to the third embodiment.

This camera system according to the third embodiment shown in FIG. 10 ismade supposing a medical examination authorization system applied when adoctor examines a patient at a hospital or the like.

FIG. 10 shows an example in which at the time of photographing employinga camera 403 with a user authorization function by a radio communicationand a subject information acquisition function, the doctor as a cameraphotographer 408 has the photographer authorized by holing a non-contactIC card/tag 401 which he owns to a camera 403. Then, he switches to asubject information acquisition mode by means of a subject informationacquisition mode set button 403 a or the like attached to the camera403. A non-contact IC card/tag 402, such as a patient's registrationcard in which information peculiar to the patient as the subject 409 isrecorded, that the patient as a subject 409 owns, is held to the camera403 so that an image 406 a photographed by the camera 403 in connectionwith distinguishment information 406 b of the camera photographer 408along with the subject 409 is recorded as an image file 406.

A doctor or a medical consulting engineer or the like is supposed as thephotographer 408, who carries the non-contact IC card 401 forauthorization of himself.

In this example, this non-contact IC card 401 works also as an accesscard to an in-hospital information system not shown in the drawing, anda doctor can access the data base of the in-hospital information systemand the like, using this card.

The patient as the subject 409 can have a non-contact IC card/tag 402peculiar to each patient.

This non-contact IC card/tag 402 may serve as a patient's registrationcard issued at each hospital.

The doctor as the photographer 408 holds the IC card 401 to the camera403 in order to authorize himself first when photographing the patientas the subject 409.

Then, the doctor as the photographer 408 switches to the subjectinformation acquisition mode by means of the subject informationacquisition mode set button 403 a or the like attached to the camera 403and has the patient hold the IC card 402 of the patient 409 as thesubject to the camera 403.

In the image file 406 photographed, the information 406 b containingdoctor's information and patient's information as shown in the drawingis added to the image 406 a photographed.

In this case, as methods for adding information, information may berecorded on a header of a file, such as JPEG, or TIFF, or may berecorded in the image 406 a as a digital watermark.

Further, as another method of adding information, information may bestored and managed in a different file from an image file related to theimage file 406.

By these kinds of methods, managing the image file 406 becomes easy forthe doctor as the photographer 408 later, and further an accident inwhich an image of the subject 409 as a patient is taken by mistake for adiagnosis can be prevented.

Moreover, the non-contact IC card 402 of the subject 409 as the patient,for example, can be employed for inputting the name of the patient in aclinical chart 407 without mistake by holding it to an informationterminal 405 at the time of creating the clinical chart, or can beutilized for a delivery of a medicine or a confirmation of a patient atthe time of operation.

In the explanation described above, although the patient as the subject409, that is, a human, is exemplified, the subject is not necessary tobe a human.

For example, as shown in FIG. 11, information of photographing part canbe recorded at the time of photographing along with information of thephotographer 410 by setting an IC tag 411 for each place to be checkedas in the case of checking a body of an airplane 412 as a subject.

FIG. 12 is a block diagram showing a constitution of a camera systemaccording to the third embodiment of the present invention.

That is, this camera system 400 is constituted of a camera 403, astorage medium 104 of an outer part, a radio communication medium 401for a photographer radio communicating with the camera 403, and radiocommunication medium 402 for a subject.

The radio communication between the camera 403 and each radiocommunication medium 401, 402 is executed via the antenna parts 17, 57.

The camera 403 is constituted of the image pickup part 1, the filecreating part 2, the header information creating part 3, the imagememory part 4, the image display part 5, the user interface part 6, thecontrol part 7, the processor part 8, the working memory part 9, aprogram ROM part 10A, a filing management part 11A, the storage mediumcontrol part 12, the authorization information part 13, the userinformation storing part 14, the authorization processing part 15, theradio communication medium reading part 16 a, the radio communicationmedium writing part 18, the random number generating part 19, and a modesetting part 21, each connected to the antenna part 17 via an internalbus.

Each radio communication medium 401, 402 is constituted of the memorypart 581 and the control part 582, each connected to the antenna part 57via an internal bus.

In the constitution of the present camera system, the difference fromthe constitution of the camera system of FIG. 6 described above is thatthe mode setting part 21 corresponding to the subject informationacquisition mode set button 403 a is added to the camera 403 part. Otherthan that, a radio communication function with the radio communicationmedium 401, 402 for a photographer and a subject is provided in theantenna part 17. Further, since a procedure in a process and a method ofa file management for temporarily storing subject information in theworking memory part 9 (in the case of storing the photographer's andsubject's information in a different file from an image file) differ,the program ROM part 10A and the filing management part 11A differ.

That is, according to this constitution of the camera system, providedis a camera system characterized in that the camera system comprises theradio communication medium 401 in the side of the camera user 408 or410, the radio communication medium 402 or 411 in the side of thesubject 409 or 412, and the camera 403 communicable with the radiocommunication medium 401, 402, or 411 within a predetermined distance,wherein the camera 403 comprises the image pickup part 1 for obtainingimage data by photographing the subject 409 or 412, the user informationstoring part 14 as a storing part for storing in advance the informationpeculiar to the camera user 408, 410, the image memory part 4 as aninformation record part for recording, while relating to a file of theimage data, information peculiar to the subject 409 or 412 photographedemploying the camera 403, the radio communication medium reading part 16a as a radio communication medium reading part for transmitting apredetermined radio signal via the antenna part 17 and readinginformation from each radio communication medium 401, 402, 411 via theantenna part 17, the authorization information part 13 and theauthorization processing part 15 as an authorization part forauthorizing the camera user by collating information from the radiocommunication medium 401 of the camera user 408, 410 side read at theradio communication medium reading part 16 a as the radio communicationmedium reading part with the camera user's own information stored in theuser information storing part 14 as the storing part, the working memorypart 9 as an information maintenance part for temporarily maintaininginformation from the radio communication medium 402 or 411 of thesubject 409 or 412 side read at the radio communication medium readingpart 16 a as the radio communication medium reading part as informationpeculiar to the subject 409 or 412, and the control part 7 as a meansfor recording information peculiar to the subject 409 or 412 that isinformation read from the radio communication mediums 402, 411maintained in the working memory part 9 as the information maintenancepart, employing the image memory part 4 as the information record partwhile relating the subject's own information to a file of image dataphotographed when an image is photographed employing the image pickuppart 1, and wherein each radio communication medium 401, 402, 411comprises the memory part 581 as a storing part for storingpredetermined information containing the information peculiar to thecamera user 408, 410 or the information peculiar to the subject 409 or412 and the antenna part 57 and the control part 582 as a transmissionpart for receiving the predetermined radio signal transmitted from theradio communication medium reading part 16 a and the antenna part 17 ofthe camera 403 and transmitting the predetermined information stored inthe memory part 581 as the storing part as a radio signal.

According to a constitution of a camera system, provided is a camerasystem characterized in that the camera system comprises the radiocommunication medium 401 in the side of the camera user 408 or 410, theradio communication medium 402 or 411 in the side of the subject 409 or412, and the camera 403 communicable with the radio communication medium401, 402, or 411 within a predetermined distance, wherein the camera 403comprises the image pickup part 1 for obtaining image data byphotographing the subject 409 or 412, the user information storing part14 as a storing part for storing in advance the information peculiar tothe camera user 408, 410, the image memory part 4 as an informationrecord part for recording, while relating to a file of the image data,information peculiar to the subject 409 or 412 photographed employingthe camera 403 along with the information peculiar to the camera user408 or 412, the mode setting part for 21 as a subject informationacquisition mode setting part for setting the camera 403 to a mode foracquiring information peculiar to the subject 409 or 412, the radiocommunication medium reading part 16 a as the radio communication mediumreading part for transmitting a predetermined radio signal via theantenna part 17 and reading information from each radio communicationmedium 401, 402, 411 via the antenna part 17, the authorizationinformation part 13 and the authorization processing part 15 as theauthorization part for authorizing the camera user by collating theinformation from the radio communication medium 401 of the camera user408, 410 side read at the radio communication medium reading part 16 aas the radio communication medium reading part with the camera user'sown information stored in the user information storing part 14 as thestoring part, the working memory part 9 as the information maintenancepart for temporarily maintaining the information from the radiocommunication medium 402 or 411 of the subject 409 or 412 side read atthe radio communication medium reading part 16 a as the radiocommunication medium reading part as the information peculiar to thesubject 409 or 412, and the control part 7 as a means for recording theinformation peculiar to the subject 409 or 412 that is the informationread from the radio communication mediums 402, 411 maintained in theworking memory part 9 as the information maintenance part, employing theimage memory part 4 as the information record part along with theinformation related to the camera user authorized at the authorizationinformation part 13 and the authorization processing part 15 as theauthorization part while relating the information to a file of imagedata photographed when an image is photographed employing the imagepickup part 1 in the case in which the subject information acquisitionmode is set employing the mode setting part 21 as the subjectinformation acquisition mode setting part, and wherein each radiocommunication medium 401, 402, 411 comprises the memory part 581 as thestoring part for storing predetermined information containing theinformation peculiar to the camera user 408, 410 or the informationpeculiar to the subject 409 or 412 and the antenna part 57 and thecontrol part 582 as the transmission part for receiving thepredetermined radio signal transmitted from the radio communicationmedium reading part 16 a and the antenna part 17 of the camera 403 andtransmitting the predetermined information stored in the memory part 581as the storing part as a radio signal.

Included in the realm as the information appliance in the above are notonly a PC and a workstation, of course, but also an automobile, ahousehold electric appliance, a digital camera, a digital video camera,digital recording/reproducing apparatus, and the like which areconsidered to be progressed informationally hereafter.

As explained in the above, according to the present invention, it ispossible to provide an information processing system and a camera systemauthorizing an information appliance user and a camera user, or asubject, or both of them in the information processing system comprisinga radio communication terminal and an information appliance communicablewith the radio communication terminal within a predetermined distanceand in the camera system comprising a radio communication medium and acamera communicable with the radio communication medium within apredetermined distance.

Additional advantages and modifications will readily occur to thoseskilled in the art. Therefore, the invention in its broader aspects isnot limited to the specific details and representative embodiments shownand described herein. Accordingly, various modifications may be madewithout departing from the spirit or scope of the general inventiveconcept as defined by the appended claims and their equivalents.

1. A camera system comprising: a radio communication medium and a camera communicable with said radio communication medium within a predetermined distance, said camera comprising: an image pickup part for obtaining image data by photographing a subject; a storing part for storing information peculiar to a user of said camera; a radio communication medium reading part for transmitting a predetermined radio signal and reading information from the radio communication medium; an authorization part for authorizing the camera user by collating information read at the radio communication medium reading part with the camera user's own information stored in the storing part; and a record part for recording information related to the camera user authorized at the authorization part while connecting said information related to the camera user with the image data photographed at the image pickup part, and said radio communication medium comprising: a storing part for storing predetermined information; and a transmission part for receiving the predetermined radio signal transmitted from the radio communication medium reading part of the camera and transmitting the predetermined information stored in the storing part as a radio signal.
 2. The camera system according to claim 1, wherein said camera further comprises: a radio communication medium writing part; a random number generating part; an updating part for updating the camera user's own information stored in the storing part; and a processing part for performing a series of processing in which random numbers generated by the random number generating part are obtained, information based on the random numbers is transmitted to the radio communication medium for being recorded in the radio communication medium, employing the radio communication medium writing part, and the camera user's own information stored in the storing part is updated, employing the updating part when the camera user is authorized by the authorization part.
 3. The camera system according to claim 1, wherein said camera further comprises: an input part by which the user of said camera requires that authorization processing of the camera user is started; and a control part for supplying power to said radio communication medium reading part when said authorization processing of the camera user is required through said input part so that said authorization processing of the camera user is performed by the authorization part and finishing supplying power to said radio communication medium reading part after a predetermined time passes.
 4. The camera system according to claim 1, wherein said camera further comprises a record part creating and recording information showing that the camera user is unclear on a header part of image data photographed at the image pickup part of the camera when authorization of the camera user by the authorization part is failed.
 5. The camera system according to claim 1, wherein said camera further comprises a control part for controlling so that photographing using the camera is not performed until authorization of the camera user succeeds by the authorization processing part.
 6. The camera system according to claim 1, wherein said camera further comprises: an entry processing and entry cancellation processing part of the camera user; and a control part for controlling so that entry processing and entry cancellation processing of the camera user can be performed by the entry processing and entry cancellation processing part only when a predetermined camera user is authorized by the authorization processing part.
 7. The camera system according to claim 1, wherein said camera further comprises a switching part selectively switching a first mode in which information showing that the camera user is unclear on a header part of image data photographed at the image pickup part of the camera is created and recorded in said record part when authorization of the camera user by the authorization part is failed and a second mode in which control is executed by the control part so that photographing using the camera is not performed until authorization of the camera user by the authorization processing part succeeds.
 8. The camera system according to claim 1, wherein said radio communication medium comprises information peculiar to the camera corresponding to said camera user's own information as said predetermined information stored in said storing part, and said camera comprises said camera's own information as information stored in said storing part.
 9. The camera system according to claim 1, wherein said radio communication medium comprises information peculiar to a group jointly using the camera corresponding to said camera user's own information as said predetermined information stored in said storing part, and said camera comprises the information peculiar to the group jointly using the camera as information stored in said storing part.
 10. The camera system according to claim 1, wherein said camera further comprises a control part for controlling so that when a part of information peculiar to a group using said camera coincides by collating information read at said radio communication medium reading part with the camera user's own information stored in said storing part in said authorization processing part, photographing using the camera becomes possible, and when it does not coincide, photographing using the camera becomes impossible.
 11. The camera system according to claim 1, wherein said camera further comprises a control part for controlling so that the directivity of the electromagnetic wave transmitted from said radio communication medium reading part becomes high.
 12. A camera system comprising: a radio communication medium adapted to be provided on a subject and a camera communicable with said radio communication medium within a predetermined distance, said camera comprising: an image pickup part for obtaining image data by photographing the subject; a radio communication medium reading part for transmitting a predetermined radio signal and reading information from the radio communication medium; an information maintenance part for temporarily maintaining information from said radio communication medium read by the radio communication medium reading part as information peculiar to said subject; and an information record part for recording, while relating to a file of image data photographed, information peculiar to the subject maintained in said information maintenance part when an image is photographed employing said image pickup part, and said radio communication medium comprising: a storing part for storing predetermined information containing said subject's own information; and a transmission part for receiving said predetermined radio signal transmitted from the radio communication medium reading part of the camera and transmitting the predetermined information stored in the storing part as a radio signal.
 13. The camera system according to claim 12, wherein said camera further comprises a radio communication medium writing part; a random number generating part; an updating part for updating the camera user's own information stored in the storing part; and a processing part for performing a series of processing in which random numbers generated by the random number generating part are obtained, information based on the random numbers is transmitted to the radio communication medium for being recorded in the radio communication medium, employing the radio communication medium writing part, and the camera user's own information stored in the storing part is updated, employing the updating part when the camera user is authorized by the authorization part.
 14. A camera system comprising: a radio communication medium adapted to be provided on a camera user, a radio communication medium adapted to be provided on a subject, and a camera communicable with each said radio communication medium within a predetermined distance, said camera comprising: an image pickup part for obtaining image data by photographing the subject; a storing part for storing in advance information peculiar to said camera user; a subject information acquisition mode setting part setting said camera to a mode for acquiring information peculiar to said subject; a radio communication medium reading part for transmitting a predetermined radio signal and reading information from each said radio communication medium; an authorization part for authorizing the camera user by collating information from the radio communication medium of the camera user read by the radio communication medium reading part with the camera user's own information stored in the storing part; an information maintenance part for temporarily maintaining information from said radio communication medium of the subject read by the radio communication medium reading part as information peculiar to said subject; and an information record part for recording, while relating to a file of image data photographed, said subject's own information maintained in said information maintenance part along with information related to the camera user authorized at said authorization part when an image is photographed employing said image pickup part in the case in which said subject information acquisition mode is set employing said subject information acquisition mode setting part, and each said radio communication medium comprising: a storing part for storing predetermined information containing said camera user's own information or said subject's own information; and a transmission part for receiving said predetermined radio signal transmitted from the radio communication medium reading part of the camera and transmitting the predetermined information stored in the storing part as a radio signal.
 15. The camera system according to claim 14, wherein said camera further comprises a radio communication medium writing part; a random number generating part; an updating part for updating the camera user's own information stored in the storing part; and a processing part for performing a series of processing in which random numbers generated by the random number generating part are obtained, information based on the random numbers is transmitted to the radio communication medium of the camera user for being recorded therein, employing the radio communication medium writing part, and the camera user's own information stored in the storing part is updated, employing the updating part when the camera user is authorized by the authorization part. 